This tutorial will show you step-by-step how to take the slope-intercept form of a linear equation and use it to graph a straight line. Students can substitute their own numbers into the equation.
...More: lessons, discussions, ratings, reviews,...

An interactive applet and associated web page that demonstrate the intercept (b) of a line.
The applet has two points that define a line. As the user drags either point it continuously
recalcu...More: lessons, discussions, ratings, reviews,...

Line Gem 1 is a game created to help users learn how to graph linear equations on a Cartesian coordinate plane. Users pick the right linear equation so their dragon can fly the correct path to get as ...More: lessons, discussions, ratings, reviews,...

An interactive applet and associated web page that demonstrate the properties of parallel lines in coordinate geometry.
The applet presents two lines, each defined by a pair of draggable points....More: lessons, discussions, ratings, reviews,...

An interactive applet and associated web page that demonstrate the slope (m) of a line.
The applet has two points that define a line. As the user drags either point it continuously
recalculate...More: lessons, discussions, ratings, reviews,...

The Green family is planning a one-week vacation in Florida and needs to rent a car while there. They must decide which of four rental plans to choose. Students construct graphs to see which plan is b...More: lessons, discussions, ratings, reviews,...

Highlight the rationale behind symbolic operations used to solve a linear equation with this tool that displays changes in the graphic and area models of functions as you change the value of each symb...More: lessons, discussions, ratings, reviews,...

Using this virtual manipulative you may: graph a function; trace a point along the graph; dynamically vary function parameters; change the range of values displayed in the graph; graph multiple functi...More: lessons, discussions, ratings, reviews,...

An interactive applet that allows the user to graphically explore the properties of a linear functions. Specifically,
it is designed to foster an intuitive understanding of the effects of chang...More: lessons, discussions, ratings, reviews,...

This project uses Java and Flash technologies to graphically represent the concept of linear functions (of the form y = mx + b). The project has four sections including a demonstration, pre-think, Jav...More: lessons, discussions, ratings, reviews,...

Highlight the meaning of each component of a linear function's symbolic expression with this tool that links symbolic and graphic representations of translating (dragging) a line vertically or horizon...More: lessons, discussions, ratings, reviews,...

Explore what effect the parameters in a linear equation in slope intercept form have on the graph of the equation by dynamically changing the parameters and seeing how the graph changes. Try to change...More: lessons, discussions, ratings, reviews,...

This material is based upon work supported by the
National Science Foundation under Grant DUE-0226284.
Any opinions, findings, and conclusions or recommendations
expressed in this material are those of the author(s)
and do not necessarily reflect the views of the
National Science Foundation.